<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="vue-2.4.0.js" ></script>
</head>
<body>
        {{name}}
    <div id="app">
        {{name}}
    </div>
</body>

<script>
    var vm = new Vue({
        el:'#app',
        data:{
            name:'黑马程序员'
        }
    });

</script>
</html>